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General Servicing: Ignition: Distributor

5.0L 4-Bbl. Federal engines use Electronic Spark Control (ESC) system with detonation sensor and 5-pin module. All other models use a standard HEI system with 4-pin module.

NOTE: High energy ignition system module must be replaced as a unit. A liberal coat of silicone great MUST be applied to both the module and the surface on which it will be mounted.
DISTRIBUTOR PICKUP COIL RESISTANCE (Ohms)

All Models 500-1500
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